About the Number

380012880

380012879 ← → 380012881

2進数表記:10110101001101000100101010000

漢数字表記:三億八千一万二千八百八十

素因数分解:

2 4 × 3 1 × 5 1 × 13 1 × 31 1 × 3929 1

素因数の和:3989
約数の個数: 160
約数和(自身を含む): 1309916160
約数和(自身を除く): 929903280

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 3120, 3224, 3720, 3929, 4030, 4836, 6045, 6448, 7440, 7858, 8060, 9672, 11787, 12090, 15716, 16120, 19344, 19645, 23574, 24180, 31432, 32240, 39290, 47148, 48360, 51077, 58935, 62864, 78580, 94296, 96720, 102154, 117870, 121799, 153231, 157160, 188592, 204308, 235740, 243598, 255385, 306462, 314320, 365397, 408616, 471480, 487196, 510770, 608995, 612924, 730794, 766155, 817232, 942960, 974392, 1021540, 1217990, 1225848, 1461588, 1532310, 1583387, 1826985, 1948784, 2043080, 2435980, 2451696, 2923176, 3064620, 3166774, 3653970, 4086160, 4750161, 4871960, 5846352, 6129240, 6333548, 7307940, 7916935, 9500322, 9743920, 12258480, 12667096, 14615880, 15833870, 19000644, 23750805, 25334192, 29231760, 31667740, 38001288, 47501610, 63335480, 76002576, 95003220, 126670960, 190006440, 380012880]

約数ペア:
[(1, 380012880), (2, 190006440), (3, 126670960), (4, 95003220), (5, 76002576), (6, 63335480), (8, 47501610), (10, 38001288), (12, 31667740), (13, 29231760), (15, 25334192), (16, 23750805), (20, 19000644), (24, 15833870), (26, 14615880), (30, 12667096), (31, 12258480), (39, 9743920), (40, 9500322), (48, 7916935), (52, 7307940), (60, 6333548), (62, 6129240), (65, 5846352), (78, 4871960), (80, 4750161), (93, 4086160), (104, 3653970), (120, 3166774), (124, 3064620), (130, 2923176), (155, 2451696), (156, 2435980), (186, 2043080), (195, 1948784), (208, 1826985), (240, 1583387), (248, 1532310), (260, 1461588), (310, 1225848), (312, 1217990), (372, 1021540), (390, 974392), (403, 942960), (465, 817232), (496, 766155), (520, 730794), (620, 612924), (624, 608995), (744, 510770), (780, 487196), (806, 471480), (930, 408616), (1040, 365397), (1209, 314320), (1240, 306462), (1488, 255385), (1560, 243598), (1612, 235740), (1860, 204308), (2015, 188592), (2418, 157160), (2480, 153231), (3120, 121799), (3224, 117870), (3720, 102154), (3929, 96720), (4030, 94296), (4836, 78580), (6045, 62864), (6448, 58935), (7440, 51077), (7858, 48360), (8060, 47148), (9672, 39290), (11787, 32240), (12090, 31432), (15716, 24180), (16120, 23574), (19344, 19645)]

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